Bobcat 337 341 G-Series Excavator Service Manual 6902741 – November 2007 PDF

Description

Bobcat 337 341 G-Series Excavator Service Manual 6902741 – November 2007 PDF

The Bobcat 337 341 G-Series Excavator Service Manual 6902741 – November 2007 PDF is a detailed shop-service reference for mechanics working on 337 and 341 G-Series excavators. Its stated machine coverage begins at 337 S/N 234611001 and 341 S/N 234711001. Across 1037 pages, the manual brings together servicing and adjustment procedures for the excavator and its component parts and systems, with extensive photographs, exploded component drawings, hydraulic schematics, troubleshooting charts, test procedures, removal and installation sequences, service specifications and repair data.

This is much more than a routine maintenance guide. The manual follows major machine systems into component-level work: cylinders are tested, removed, disassembled and assembled; hydraulic pump procedures include pressure and flow testing as well as serial-number-dependent configurations; undercarriage sections address tracks, track frames, idlers, rollers and swing-circle components; electrical chapters include troubleshooting, diagnostic service codes and component service; the engine section covers removal, testing and reconditioning; and the HVAC section includes refrigerant-system service, component checks, pressure diagnosis and charging/reclamation procedures.

File Details

• Manual type: Service Manual
• Brand: Bobcat
• Models: 337 and 341 G Series
• Serial coverage: 337 – S/N 234611001 & Above; 341 – S/N 234711001 & Above
• Manual number: 6902741
• Date: 11-07
• Language: English
• Pages: 1037
• File format: PDF

Built for Detailed Service and Repair Work

The Bobcat 337 341 service manual is organized around the way a technician actually diagnoses and repairs the machine. Maintenance information establishes service intervals and fluid checks, while later chapters move into pressure testing, component removal, internal inspection and reassembly. Hydraulic sections identify diagnostic couplers and explain tests for pump pressure, load-sense pressure and pilot pressure. Troubleshooting charts address hydraulic circuits, cylinders, upperstructure slew and travel functions, helping trace symptoms such as slow hydraulic operation, weak travel, excessive slew overrun, leakage or a machine that does not travel straight.

Serial-number distinctions are important throughout the manual. For example, hydraulic control-valve and pump information is divided for different production ranges, and the undercarriage and swing-circle sections also separate procedures where designs changed. That makes the stated 337 and 341 G-Series serial coverage especially useful when matching a repair procedure to the machine being serviced.

Chapters Covered

• Foreword – mechanic-oriented service scope and post-repair inspection points
• Safety Instructions – service warnings, fire prevention and safe repair practices
• Serial Number Locations – excavator and engine serial-number identification
• Bobcat Excavator Identification – major machine components and service-access points
• Safety and Maintenance – service schedule, lifting and blocking, transporting and lubrication
• Air cleaner – checking and filter replacement
• Cooling system – coolant level, cleaning and coolant replacement
• Fuel system – fuel specifications, filter service, tank draining and air removal
• Engine lubrication – oil checks, oil selection and oil/filter replacement
• Hydraulic maintenance – oil level, oil and filter replacement, case-drain filter and diagnostic couplers
• Travel motor, accessory drive belt, spark arrestor muffler, cab, seat belt and access-cover service
• Hydraulic System – system information, symbols, circuit description and troubleshooting
• Boom, arm, bucket, blade, boom-swing and clamp cylinders – testing, removal, parts identification, disassembly and assembly
• Hydraulic control valve – individual valve sections, removal and internal service
• Hydraulic pump – testing, work sheets, start-up, controls, torque limiter and serial-dependent pump procedures
• Main, port and crossport relief valves – pressure settings, testing and adjustment
• Manifold/accumulator – pilot-pressure testing and adjustment
• Control-pattern selector, direct-to-tank, dual-sequence, build-up and pressure-reducing valves
• Left and right joysticks, travel control valve and hydraulic X-Change valve
• Swing motor, swing motor drive carrier, swivel joint and travel motor
• Undercarriage – tracks, track frames and running gear
• Rubber and steel track removal, installation, tension and track-shoe service
• Track damage identification – illustrated damage patterns, causes and prevention
• Track frame and recoil-spring cylinder procedures for applicable serial ranges
• Track idler and track roller disassembly and assembly
• Swing circle gear/bearing removal and installation for applicable serial ranges
• Upperstructure & Swing Section – structural components, controls and operator station
• Arm, boom, bucket and swing-frame removal and installation
• Blade control, travel controls, engine speed control and pedal/linkage service
• Cab/ROPS canopy, consoles, seat and seat mount, floormat/floor plate and covers
• Fuel tank, tailgate, horn and X-Change service
• Electrical System and Analysis – 12-volt system information, fuses, relays and troubleshooting
• Alternator, battery, starter and lights
• Fuel level sender testing and inspection
• Diagnostic service codes and number-code list
• Deluxe instrument-panel setup, job clock and RPM display functions
• Engine Service – air cleaner, engine removal and installation, muffler and radiator
• Engine components and testing – compression, glow plugs, fuel shut-off solenoid and injection-system checks
• Valve-clearance adjustment and engine flywheel service
• Engine reconditioning – internal engine inspection and component servicing
• Heating, Ventilation, Air Conditioning – system operation, service and diagnostics
• Compressor, condenser, receiver/drier, expansion valve and evaporator-related components
• Heater/AC fan, heater coil, heater valve and evaporator/heater unit
• Regular HVAC maintenance and safety
• Basic and system troubleshooting, temperature/pressure charts and pressure-switch checks
• System charging and reclamation plus general air-conditioning service guidelines
• Specifications – machine dimensions, performance, controls, engine, hydraulics, undercarriage and electrical data
• Engine specifications and service limits
• Torque specifications for general metric and SAE fasteners
• Hydraulic connection and hydraulic fluid specifications
• Fuel, coolant and lubricant charts with refill capacities
• U.S.-to-metric and decimal/millimeter conversions

Taken as a whole, the manual gives the technician a connected path from scheduled maintenance and system identification through diagnosis, testing, removal, overhaul and reassembly. It includes both photographic procedures and technical diagrams, and its specification sections support repair work with service limits, pressures, capacities, dimensions and torque information rather than leaving those values to guesswork.

Hydraulics, Engine and Diagnostic Depth

Hydraulic coverage is one of the strongest parts of this Bobcat 337 341 G-Series excavator service manual. The hydraulic/hydrostatic schematics identify the working circuits, pump, control valve, pilot system, travel motors, cylinders, slew circuit, reservoir, filtration and relief functions. The manual also records pressure settings and flow information at the schematic level, while dedicated test procedures explain how to connect test equipment and evaluate the pump, pilot circuit, load-sense circuit and related valves. Component chapters then continue into disassembly and assembly for cylinders, valves, joysticks, the swivel joint, swing drive and travel components.

The engine specification section identifies the engine as the Kubota V2003-M-DI-TE2B-BC-4 Turbo Charged, a four-cylinder diesel/liquid-cooled engine with 122 ci (2,0 L) displacement. Engine-service material includes compression testing, glow-plug checks, fuel-system testing, valve-clearance work, flywheel service and engine reconditioning. The specifications chapter complements these procedures with injection, cylinder-head, valve, camshaft and other service data.

Electrical and HVAC diagnosis receive similarly practical treatment. Electrical information includes fuse and relay locations, battery/alternator/starter troubleshooting, diagnostic service codes and instrument-panel functions. HVAC coverage explains system flow through the compressor, condenser, receiver/drier, expansion valve and evaporator, then adds electrical checks, gauge-pressure troubleshooting, temperature/pressure reference charts, component replacement and refrigerant charging/reclamation procedures.

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Specifications and Service Data in One Reference

The specification section consolidates information that is repeatedly needed during repair. It contains excavator dimensions for the 337 and 341, operating and travel data, hydraulic-system information, undercarriage data, electrical specifications, engine service limits, hydraulic-connection guidance, fluid specifications, torque charts and fuel/coolant/lubricant capacities. The manual distinguishes early and later serial groups where machine dimensions, components or procedures differ, reducing the risk of applying a setting or procedure to the wrong production configuration.

Examples of the type of service data available include the 12-volt negative-ground electrical system, hydraulic schematics with relief and pilot pressures, engine compression and valve data, fluid refill charts and component-specific torque values embedded in overhaul procedures. These values sit alongside the actual repair steps, so the manual can be used both to plan a job and to check critical settings during reassembly.

Get the Bobcat 337 341 G-Series Service Information You Need

The Bobcat 337 341 G-Series Excavator Service Manual 6902741 – November 2007 PDF supports maintenance, fault diagnosis, hydraulic pressure testing, electrical troubleshooting, engine service, HVAC diagnosis, undercarriage repair, component removal and installation, and detailed cylinder, valve and drive-component overhaul. For a mechanic working on a covered 337 or 341, having the correct procedures, serial-dependent information, torque data, pressure values and service limits in one manual helps repairs proceed with the specifications intended for these machines.

Delivered as an instant PDF after purchase, there is no physical book to ship or wait for. Open the manual on a computer, tablet or phone, keep it available at the machine or in the workshop, and print the pages you need for a particular service job.